Weapons of Mass Destruction (WMD)

319th Missile Squadron [319th MS]

The 319th Missile Squadron at Francis E. Warren AFB, Wyo., operates, maintains and secures 50 Minuteman III intercontinental ballistic missiles and five launch control centers. In the 1996 Guardian Challenge missile operations competition, the 319th Missile Squadron at F.E. Warren was Space Command 's top missile operations squadron.

Constituted 319th Bombardment Squadron (Heavy) on 28 Jan 1942. Activated on 15 Apr 1942. Redesignated 319th Bombardment Squadron, Heavy, on 6 March 1944. Inactivated on 27 Jan 1946. Redesignated 319th Bombardment Squadron, Very Heavy, on 11 Jun 1947. Activated on 1 Jul 1947. Inactivated on 6 Sep 1948. Redesignated 319th Bombardment Squadron, Medium, on 20 Dec 1950. Activated on 2 Jan 1951. Redesignated 319th Strategic Reconnaissance Squadron, Medium, on 16 Jun 1952. Discontinued on 20 Jun 1960. Redesignated 319th Strategic Missile Squadron (ICBM-Minuteman) on 24 May 1963. Organized on 1 Oct 1963. Redesignated 319th Missile Squadron on 1 Sep 1991.

90th Bombardment Group, 15 Apr 1942-27 Jan 1946. 90th Bombardment Group, 1 Jul 1947-6 Sep 1948. 90th Bombardment Group, 2 Jan 1951 (attached to 90th Strategic Reconnaissance Wing, 16 Feb 1951-15 Jun 1952); 90th Strategic Reconnaissance Wing, 16 Jun 1952-20 Jun 1960. Strategic Air Command, 24 May 1963; 90th Strategic Missile Wing, 1 Oct 1963; 90th Operations Group, 1 Sep 1991-.

Combat in Southwest And Western Pacific, 13 Nov 1942-24 Jul 1945. Apparently not manned, 1 Jul 1947-6 Sep 1948. Operational training, 1 Jun 1951-Sep 1952; replacement training, 1 Jun 1951-1 Sep 1953; SHORAN training, 10 Nov 1952-30 Nov 1953; RB-47 crew training, c. 1 Jan 1959-20 Jun 1960. Strategic missile operations, 1964-.